Marlin OK Deringer 30 Rimfire Caliber

This is a Marlin OK 30 rimfire deringer serial number 3308 and the numbers match. These were made from 1863-1870. The barrel retains 45% blue and has a very good bore. The mechanical function is very good. The frame retains about 35% silver plate. The silver plating was the very first thing to go because the silver plate process on brass needed to be improved.